
Position Overview
The Software development engineer in test is responsible for ensuring the quality, reliability, and performance of AI agents and agentic experiences. This role involves designing and executing test strategies, identifying defects, and working closely with engineering teams to ensure high‑quality releases of AI agent solutions for business use cases.
This role requires a strong attention to detail, analytical thinking, and the ability to think like both a user and a developer. The ideal candidate is passionate about quality and enjoys finding creative ways to test AI agents and ensure they work correctly across various scenarios and edge cases.
The ideal candidate has experience testing AI/ML applications, with particular strength in testing conversational interfaces, LLM integrations, and AI agent workflows. This person should also have the desire to grow and learn everyday which will be essential for success in this role. The landscape changes daily and we are changing with it.
Key Responsibilities
Required Qualifications
Preferred Qualifications
Why This Role Matters
Quality Assurance Engineers are essential to ensuring AI agents meet the high standards required for business use. By finding defects early and ensuring comprehensive test coverage, QA Engineers prevent issues from reaching production and protect the reliability of agentic experiences. This role offers the opportunity to work across the entire agent development lifecycle, understanding how agents integrate with business systems and ensuring they work correctly end‑to‑end. If you enjoy solving puzzles, finding edge cases, and ensuring AI systems work perfectly for real users, this role provides the opportunity to make a significant impact on the quality and success of agentic experiences.

Marriott International, Inc. is based in Bethesda, Maryland, USA, and encompasses a portfolio of approximately 9,000 properties across more than 30 leading brands in 141 countries and territories.
Its heritage can be traced to a root beer stand opened in Washington, D.C., in 1927 by J. Willard and Alice S. Marriott.
Marriott International is an equal opportunity employer committed to hiring a diverse workforce and sustaining an inclusive culture. Marriott International does not discriminate on the basis of disability, veteran status or any other basis protected under federal, state or local laws.
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